max line bore?
Here is the forged 3.58 crank with the 318 or 340 mains.
CHRYSLER Mopar Performance P5007253 Mopar Performance Forged Crankshafts | Summit Racing - Free Shipping on Orders Over $99 at Summit Racing
CHRYSLER Mopar Performance P5007253 Mopar Performance Forged Crankshafts | Summit Racing
And here is the cast version.
CHRYSLER Mopar Performance P5007257 Mopar Performance Cast Crankshafts | Summit Racing - Free Shipping on Orders Over $99 at Summit Racing
CHRYSLER Mopar Performance P5007257 Mopar Performance Cast Crankshafts | Summit Racing
Might be cheaper just have the mains turned down on your 360 crank to the 318 340 size.
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